:root {
  --color-bg: #f5f7fa;
  --color-surface: #ffffff;
  --color-surface-soft: #f8fafc;
  --color-surface-hover: #f8fbff;
  --color-border: #dfe4ea;
  --color-border-strong: #c9d1da;
  --color-text: #182230;
  --color-heading: #182230;
  --color-muted: #667085;
  --color-primary: #175cd3;
  --color-primary-hover: #1849a9;
  --color-primary-soft: #eff4ff;
  --color-danger: #b42318;
  --color-danger-soft: #fef3f2;
  --color-success: #067647;
  --color-success-soft: #ecfdf3;
  --color-warning: #b54708;
  --color-warning-soft: #fffaeb;
  --shadow-card: 0 1px 3px rgba(16, 24, 40, 0.08);
  --shadow-card-hover: 0 8px 24px rgba(16, 24, 40, 0.10);
  --radius-sm: 7px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --input-radius: 7px;
  --button-radius: 7px;
  --font-size-body: 14px;
  --font-size-small: 12px;
  --font-size-table: 12px;
  --font-size-h1: 24px;
  --font-size-h2: 20px;
  --font-size-h3: 16px;
  --font-family-body: Inter, "Segoe UI", Arial, sans-serif;
  --button-bg: #ffffff;
  --button-text: #182230;
  --button-border: #c9d1da;
  --button-primary-bg: #175cd3;
  --button-primary-hover-bg: #1849a9;
  --button-primary-text: #ffffff;
  --button-font-size: 14px;
  --button-font-weight: 650;
  --button-min-height: 36px;
  --button-padding-x: 13px;
  --card-padding: 20px;
  --content-gap: 20px;
  --table-header-bg: #f8fafc;
  --table-border: #dfe4ea;
  --table-row-hover-bg: #f8fbff;
  --table-cell-padding-x: 9px;
  --table-cell-padding-y: 7px;
  --input-bg: #ffffff;
  --input-min-height: 40px;
  --input-padding-x: 10px;
  --focus-ring: rgba(23, 92, 211, 0.22);
  --module-gap: 12px;
  --module-hero-bg: #ffffff;
  --module-hero-border: #dfe4ea;
  --module-hero-accent: #175cd3;
  --module-hero-shadow: 0 1px 3px rgba(16, 24, 40, 0.08);
  --module-hero-padding-x: 18px;
  --module-hero-padding-y: 16px;
  --module-panel-radius: 10px;
  --panel-header-bg: #f8fafc;
  --panel-header-border: #dfe4ea;
  --panel-header-padding-x: 12px;
  --panel-header-padding-y: 10px;
  --toolbar-bg: #f8fafc;
  --toolbar-padding-x: 12px;
  --toolbar-padding-y: 10px;
  --summary-card-padding: 12px;
  --summary-card-radius: 10px;
  --content-padding-x: 22px;
  --content-padding-y: 18px;
  --sidebar-width: 240px;
  --sidebar-collapsed-width: 72px;
  --sidebar-padding-x: 12px;
  --sidebar-padding-y: 16px;
  --sidebar-item-radius: 8px;
  --sidebar-bg: #101828;
  --sidebar-text: #d0d5dd;
  --sidebar-active-bg: #1d2939;
  --header-bg: #ffffff;
  --header-border: #dfe4ea;
  --header-height: 64px;
  --header-padding-x: 22px;
  --header-padding-y: 10px;
  --header-link-radius: 10px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

html {
  min-height: 100%;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--color-bg);
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

[hidden] {
  display: none !important;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--color-heading);
}

h1 {
  font-size: var(--font-size-h1);
}

h2 {
  font-size: var(--font-size-h2);
}

h3 {
  font-size: var(--font-size-h3);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--button-min-height);
  padding: 7px var(--button-padding-x);
  border: 1px solid var(--button-border);
  border-radius: var(--button-radius);
  background: var(--button-bg);
  color: var(--button-text);
  font-size: var(--button-font-size);
  font-weight: var(--button-font-weight);
  line-height: 1;
  cursor: pointer;
}

.button:hover {
  text-decoration: none;
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.button--primary {
  border-color: var(--button-primary-bg);
  background: var(--button-primary-bg);
  color: var(--button-primary-text);
}

.button--primary:hover {
  background: var(--button-primary-hover-bg);
}

.button--ghost {
  background: transparent;
}

.button--success {
  border-color: var(--color-success);
  background: var(--color-success-soft);
  color: var(--color-success);
}

.button--success:hover {
  background: #d1fadf;
}

.button--danger {
  border-color: var(--color-danger);
  background: var(--color-danger-soft);
  color: var(--color-danger);
}

.button--danger:hover {
  background: #fee4e2;
}

.page-card,
.login-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

.page-card {
  padding: var(--card-padding);
}

.page-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow {
  margin-bottom: 6px;
  color: var(--color-primary);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.module-card {
  display: grid;
  gap: 5px;
  min-height: 110px;
  padding: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-soft);
  color: var(--color-text);
}

.module-card:hover {
  border-color: var(--color-primary);
  text-decoration: none;
}

.module-card span {
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.45;
}

.form-stack {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 6px;
  font-weight: 650;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: var(--input-min-height);
  padding: 8px var(--input-padding-x);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--input-radius);
  background: var(--input-bg);
}

.field__error {
  min-height: 16px;
  color: var(--color-danger);
  font-size: 11px;
  font-weight: 500;
}

.form-message {
  min-height: 18px;
  color: var(--color-danger);
  font-size: 12px;
}

.error-card {
  max-width: 600px;
}